ROHM Product Detail

BD18397EUV-M
車用2ch SPI電流LED驅動器

BD18397EUV-M為雙通道同步降壓DC/DC LED驅動器,採用on-time拓撲結構,可支援接近固定切換頻率和快速切換佔空比調節。其亦採用平均LED電流反饋降壓拓撲,可在寬廣的輸入及LED輸出範圍內,實現更精確的LED電流調節系統。

Product Detail

 
料號 | BD18397EUV-ME2
狀態 | 推薦品
封裝 | HTSSOP-C48
包裝形式 | Taping
單位數量 | 2000
最小包裝數量 | 2000
RoHS | Yes

功能安全:

A product that has been developed based on an ISO 26262 design process compliant to the ASIL level described in the datasheet.

規格:

Topology

Buck

Vin(Min.)[V]

5

Vin(Max.)[V]

65

Total Output Current (Max.)[mA]

2700

Per Channel Drive(Max.)[mA]

1600

Number of Outputs

2

Vout(Max.)[V]

60

Switching Frequency (Max.)[MHz]

2.25

Data Transfer Rate(Max.)[MHz]

1

Integrated Switching FET

Yes

Dimming

DC / PWM

PWM Dimming Steps

1024

DC Dimming Steps

1024

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

Package Size [mm]

12.5x8.1 (t=1.0)

Common Standard

AEC-Q100 (Automotive Grade)

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功能:

  • AEC-Q100 合格 (Grade 1)
  • 符合ISO 26262製程,支援ASIL-B
  • 支援on-time拓撲結構實現接近固定頻率切換
  • 平均LED電流調節
  • 電流感測引腳減少保護二極體
  • 逐週期開關過流保護
  • 過熱關斷 (TSD)
  • 熱感測器讀取
  • 序列週邊介面 (SPI)
  • LIMP-HOME模式
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